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Mathematics 9 Online
OpenStudy (anonymous):

In a random sample of 75 individuals, it was found that 52 of them prefer coffee to tea. What is the margin of error for the true proportion of all individuals who prefer coffee? a) 0.006 b)0.053 c)0.084 d)0.106 help! if i get this wrong i have to re do my whole test :(

OpenStudy (anonymous):

anyone??:(((

OpenStudy (abb0t):

formula for margin of error is: E = \(\large\sf \frac{\frac{zα}{2}}{(2√ n)}\)

OpenStudy (anonymous):

@abb0t i think its my computer but its not showing me that formula!

OpenStudy (anonymous):

@perl thats all thats written!

OpenStudy (perl):

something is wrong with the text

OpenStudy (anonymous):

In a random sample of 75 individuals, it was found that 52 of them prefer coffee to tea. What is the margin of error for the true proportion of all individuals who prefer coffee? thats the question

OpenStudy (perl):

|dw:1409470293571:dw|

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